Alternative form of it's not the whistle that pulls the train

Used to ask where the train is going.

A system of railroad equipment designed to ensure safety by monitoring locations of trains and locomotives, providing analysis and reporting, and automation of track warrants and similar orders.

(fitness) A fitness training regimen which generally involves short periods of vigorous exercise followed by short breaks.

Alternative form of large-group awareness training

(psychology) (abbreviated LGAT) Activities usually offered by groups linked with the human potential movement which claim to increase self-awareness and bring about desirable transformations in individuals' personal lives.

That opportunity has already passed; that cannot be undone.

Alternative form of that train has left the station

Used to ask for directions in order to go to a train station.